X-BIONIC Invent 4.0 Lt-Opal Black-Arctic White Men's Performance Boxer Shorts L

Active thermoregulation meets seamless comfort: the patented 3D Bionic Sphere® System cools when you sweat and warms when you chill, keeping your core at an optimal 37°C through every season. The X-BIONIC Invent 4.0 Lt-Opal Black-Arctic White Men's Performance Boxer Shorts in size Large are engineered for athletes who demand uncompromising performance from their base layer.

Overview

Part of the Invent 4.0 series, these boxer shorts combine light compression with advanced moisture management to keep you dry and comfortable. The fabric blend of 90% Polyamide, 5% Polypropylene, and 5% Elastane delivers durability, four-way stretch, and rapid drying. A seamless construction eliminates friction and chafing, while the Aktiv-Bund® waistband provides a secure, pressure-free fit. Designed for men, size Large fits waist sizes 36-38 inches. The Opal Black / Arctic White colorway adds a sleek, modern edge to your athletic wardrobe.

What stands out

• 3D Bionic Sphere® System: Patented technology that actively regulates temperature—cooling when you sweat, warming when you're cold.
• Air-Conditioning Channel®: Strategic ventilation channels promote airflow to prevent overheating during intense efforts.
• Innerlap AirConditioning Zone®: Enhances breathability in high-sweat areas for all-day freshness.
• Sweat Traps®: Capture and wick moisture away from the skin, keeping you dry and comfortable.
• Aktiv-Bund® Waistband: Ensures a secure, pressure-free fit without constriction.
• Seamless Construction: Eliminates friction and irritation for long-lasting comfort.

Technical details

• Gender: Men's
• Product Type: Performance Boxer Shorts
• Series: Invent 4.0
• Fit Level: Light Compression
• Material Composition: 90% Polyamide, 5% Polypropylene, 5% Elastane
• Core Technology: 3D Bionic Sphere® System
• Ventilation: Air-Conditioning Channel®, Innerlap AirConditioning Zone®
• Moisture Management: Sweat Traps®
• Waistband: Aktiv-Bund®
• Construction: Seamless
• Thermal Regulation: Patented Thermoregulation
• Intended Activity: All-season sports, running, cycling, training
• Colorway: Opal Black / Arctic White
• Size: Large (L)

Our verdict

For athletes who refuse to let temperature dictate performance, the Invent 4.0 boxer shorts deliver lab-grade thermoregulation in a featherlight, friction-free package. The 3D Bionic Sphere® System is a genuine game-changer, actively managing your microclimate so you can focus on the road, trail, or gym.